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Former Arizona Rep. Gabrielle Giffords, who was seriously injured in the mass shooting that killed six people in Tucson, Ariz. two years ago, sits with her husband, Mark Kelly, right, a retired astronaut, on Capitol Hill in Washington, Wednesday, Jan. 30, 2013, prior to speaking before the Senate Judiciary Committee hearing on what lawmakers should do to curb gun violence in the wake of last month's shooting rampage at that killed 20 schoolchildren in Newtown, Ct. (AP Photo/J. Scott Applewhite)
/ AP